Graco Inc. 310778N User manual

Brand: Graco Inc.

Model: 310778N

Category: Paint Sprayer

Type: User manual

Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441

310778N

Repair

™

200, GH 230,

GH 300; Series A & B

™

200, Series A

Hydraulic Sprayers

Korean Patent:10-0647761

ti5380a

- Use with Architectural Coatings and Paints -

3300 psi (2.8 MPa, 228 bar) Maximum Working Pressure

Important Safety Instructions

Read all warnings and instructions in this manual.

Save these instructions.

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ti5380a

GH200 GH230 GH300

120 Vac

60 Hz

CSA/UL

120 Vac

60 Hz

240 Vac

50 Hz

2 310778N

Table of Contents

WARNING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

General Repair Information . . . . . . . . . . . . . . . . . . 5

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Hydraulic Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Fan Belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Hydraulic Motor Rebuild . . . . . . . . . . . . . . . . . . . . 12

Hydraulic Oil/Filter Change . . . . . . . . . . . . . . . . . 14

Displacement Pump . . . . . . . . . . . . . . . . . . . . . . . . 15

Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

GH 200 Sprayers with Spray Gun and Hoses . . . 22

GH 230 Sprayers with Spray Gun and Hoses . . . 22

GH 300 Sprayers with Spray Gun and Hoses . . . 23

Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Graco Standard Warranty . . . . . . . . . . . . . . . . . . . 26

310778N 3

The following Warnings are for the safe setup, use, grounding, maintenance and repair of this equipment. The excla-

mation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. Refer

back to these Warnings.

WARNING

FIRE AND EXPLOSION HAZARD

Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent

fire and explosion:

• Use equipment only in well ventilated area.

• Do not fill fuel tank while engine is running or hot; shut off engine and let it cool. Fuel is flammable

and can ignite or explode if spilled on hot surface.

• When flammable liquid is sprayed or used for flushing or cleaning, keep sprayer at least 20 feet (6 m)

away from explosive vapors.

• Eliminate all ignition sources; such as pilot lights, cigarettes, portable electric lamps, and plastic drop

cloths (potential static arc).

• Keep work area free of debris, including solvent, rags and gasoline.

• Do not plug or unplug power cords, or turn power or light switches on or off when flammable fumes

are present.

• Ground equipment and conductive objects in work area. See Grounding instructions.

• Use only grounded hoses.

• Hold gun firmly to side of grounded pail when triggering into pail.

• If there is static sparking or you feel a shock, stop operation immediately. Do not use equipment

until you identify and correct the problem.

SKIN INJECTION HAZARD

High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just

a cut, but it is a serious injury that can result in amputation. Get immediate surgical treatment.

• Do not point gun at anyone or at any part of the body.

• Do not put your hand over the spray tip.

• Do not stop or deflect leaks with your hand, body, glove, or rag.

• Do not spray without tip guard and trigger guard installed.

• Engage trigger lock when not spraying.

• Follow Pressure Relief Procedure in this manual, when you stop spraying and before cleaning,

checking, or servicing equipment.

PRESSURIZED EQUIPMENT HAZARD

Fluid from the gun/dispense valve, leaks, or ruptured components can splash in the eyes or on skin and

cause serious injury.

• Follow Pressure Relief Procedure in this manual, when you stop spraying and before cleaning,

checking, or servicing equipment.

• Tighten all fluid connections before operating the equipment.

• Check hoses, tubes, and couplings daily. Replace worn or damaged parts immediately.

ELECTRIC SHOCK HAZARD

Improper grounding, setup, or usage of the system can cause electric shock.

• Turn off and disconnect power cord before servicing equipment.

• Use only grounded electrical outlets.

• Use only 3-wire extension cords.

• Ensure ground prongs are intact on sprayer and extension cords.

RECOIL HAZARD

Brace yourself; gun may recoil when triggered and cause you to fall, which could cause serious injury.

4 310778N

MOVING PARTS HAZARD

Moving parts can pinch or amputate fingers and other body parts.

• Keep clear of moving parts.

• Do not operate equipment with protective guards or covers removed.

• Pressurized equipment can start without warning. Before checking, moving, or servicing equipment,

follow the Pressure Relief Procedure in this manual. Disconnect power or air supply.

EQUIPMENT MISUSE HAZARD

Misuse can cause death or serious injury.

• Do not exceed the maximum working pressure or temperature rating of the lowest rated system

component. See Technical Data in all equipment manuals.

• Use fluids and solvents that are compatible with equipment wetted parts. See Technical Data in all

equipment manuals. Read fluid and solvent manufacturer’s warnings.

• Check equipment daily. Repair or replace worn or damaged parts immediately.

• Do not alter or modify equipment.

• Use equipment only for its intended purpose. Call your Graco distributor for information.

• Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces.

• Do not use hoses to pull equipment.

• Keep children and animals away from work area.

• Comply with all applicable safety regulations.

PRESSURIZED ALUMINUM PARTS HAZARD

Do not use 1,1,1-trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluids

containing such solvents in pressurized aluminum equipment. Such use can cause serious chemical

reaction and equipment rupture, and result in death, serious injury, and property damage.

SUCTION HAZARD

Never place hands near the pump fluid inlet when pump is operating or pressurized. Powerful suction

could cause serious injury.

CARBON MONOXIDE HAZARD

Exhaust contains poisonous carbon monoxide, which is colorless and odorless. Breathing carbon mon-

oxide can cause death. Do not operate in an enclosed area.

TOXIC FLUID OR FUMES HAZARD

Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, or

swallowed.

• Read MSDS’s to know the specific hazards of the fluids you are using.

• Store hazardous fluid in approved containers, and dispose of it according to applicable guidelines.

BURN HAZARD

Equipment surfaces and fluid that’s heated can become very hot during operation. To avoid severe

burns, do not touch hot fluid or equipment. Wait until equipment/fluid has cooled completely.

PERSONAL PROTECTIVE EQUIPMENT

You must wear appropriate protective equipment when operating, servicing, or when in the operating

area of the equipment to help protect you from serious injury, including eye injury, inhalation of toxic

fumes, burns, and hearing loss. This equipment includes but is not limited to:

• Protective eyewear

• Clothing and respirator as recommended by the fluid and solvent manufacturer

•Gloves

• Hearing protection

WARNING

General Repair Information

310778N 5

General Repair Information

1. Keep all screws, nuts, washers, gaskets, and electrical

fittings removed during repair procedures. These parts

are not normally provided with replacement assemblies.

2. Test repair after problem is corrected.

3. If sprayer does not operate properly, review repair

procedure to verify procedure was done correctly. If

necessary, see Troubleshooting Guide, page 7, for other

possible solutions.

4. Install belt guard before operation of sprayer and replace

if damaged. Belt guard reduces risk of pinching and loss

of fingers; see preceding WARNING.

Grounding

Ground sprayer with grounding clamp to earth ground

for safe sprayer operation. Fig. 1.

IG. 1

SAE O-Ring Installation

1. Unscrew lock nut to touch fitting.

2. Lubricate o-ring (A).

3. Screw in fitting hand tight.

4. Unscrew fitting until oriented

properly.

5. Tighten lock nut to indicated torque.

(Make sure washer is seated properly

without pinching o-ring).

WARNING

MOVING PARTS HAZARD

To reduce risk of serious injury, do not touch moving

parts with fingers or tools while testing repair. Shut off

sprayer when repairing. Install all covers, gaskets,

screws and washers before operating sprayer.

WARNING

HOT SURFACES HAZARD

EXPLOSION HAZARD

Hydraulic system and engine may be very hot during

operation and could burn skin if touched.

Flammable materials spilled on hot engine could

cause fire or explosion.

6250

ti5414a

ti5415a

ti5417a

Maintenance

6 310778N

Maintenance

Pressure Relief Procedure

1. Lock gun trigger safety.

2. Turn engine ON/OFF switch to OFF.

3. Move pump valve to OFF (down) and turn pressure

control knob fully counterclockwise.

4. Unlock trigger safety. Hold metal part of gun firmly to side

of grounded metal pail, and trigger gun to relieve

pressure.

5. Lock gun trigger safety.

6. Open pressure drain valve. Leave valve open until ready

to spray again.

If you suspect that the spray tip or hose is completely

clogged, or that pressure has not been fully relieved

after following the steps above, VERY SLOWLY loosen

tip guard retaining nut or hose end coupling to relieve

pressure gradually, then loosen completely. Now clear

tip or hose.

DAILY: Check engine oil level and fill as necessary.

DAILY: Check hydraulic oil level and fill as necessary.

DAILY: Check hose for wear and damage.

DAILY: Check gun safety for proper operation.

DAILY: Check pressure drain valve for proper operation.

DAILY: Check and fill the gas tank.

DAILY: Check that displacement pump is tight.

DAILY: Check level of TSL in displacement pump pack-

ing nut. Fill nut, if necessary. Keep TSL in nut to help

prevent fluid buildup on piston rod and premature wear

of packings and pump corrosion.

AFTER THE FIRST 20 HOURS OF OPERATION:

Drain engine oil and refill with clean oil. Reference

Honda Engines Owner's Manual for correct oil viscosity.

WEEKLY: Remove engine air filter cover and clean ele-

ment. Replace element, if necessary. If operating in an

unusually dusty environment: check filter daily and

replace, if necessary.

Replacement elements can be purchased from your

local HONDA dealer.

WEEKLY/DAILY: Remove any debris or media from

hydraulic rod.

AFTER EACH 100 HOURS OF OPERATION:

Change engine oil. Reference Honda Engines Owner's

Manual for correct oil viscosity.

SEMI-ANNUALLY:

Check belt wear, page 10; replace if necessary.

YEARLY OR 2000 HOURS:

Replace hydraulic oil and filter element with Graco

hydraulic oil 169236 (5 gallon/20 liter) or 207428 (1 gal-

lon/3.8 liter) and filter element 246173; page 6.

Replace belt.

SPARK PLUG: Use only BPR6ES (NGK) or W20EPR-U

(NIPPONDENSO) plug. Gap plug to 0.028 to 0.031 in.

(0.7 to 0.8 mm). Use spark plug wrench when installing

and removing plug.

WARNING

SKIN INJECTION HAZARD

The system pressure must be manually relieved to

prevent the system from starting or spraying acciden-

tally. Fluid under high pressure can be injected

through the skin and cause serious injury. To reduce

the risk of an injury from injection, splashing fluid, or

moving parts, follow the Pressure Relief Procedure

whenever you:

• are instructed to relieve the pressure,

• stop spraying,

• check or service any of the system equipment,

• or install or clean the spray tip.

CAUTION

For detailed engine maintenance and specifications,

refer to separate Honda Engines Owner's Manual,

supplied.

Troubleshooting

310778N 7

Troubleshooting

Problem Cause Solution

Gas engine pulls hard (won't start) Hydraulic pressure is too high Turn hydraulic pressure knob counter-

clockwise to lowest setting

Gas engine will not start Switch OFF, low oil, no gasoline Consult engine manual, supplied

Gas engine doesn't work properly

Elevation

Consult engine manual, supplied.

Refer to 6.5 HP Engine Repair Kit 246311.

Gas engine operates, but displace-

ment pump doesn't operate

Pump valve is OFF

Pressure setting too low

Displacement pump outlet filter (if

used) is dirty or clogged

Tip or tip filter (if used) is clogged

Hydraulic fluid too low

Belt worn or broken

Hydraulic pump worn or damaged

Dried paint seized paint pump rod

Hydraulic motor not shifting

Set pump valve ON

Increase pressure. See manual 310765

Clean filter

Remove tip and/or filter and clean

Shut off sprayer. Add fluid*. See page 6.

Replace

Bring sprayer to Graco distributor for

repair

Service pump. See manual 309277.

Set pump valve OFF. Turn pressure

down. Turn engine OFF. Pry rod up or

down until hydraulic motor shifts

Displacement pump operates, but

output is low on upstroke

Piston ball check not seating prop-

erly.

Piston packings worn or damaged.

Service piston ball check. See manual

309277.

Replace packings. See manual 309277.

Displacement pump operates but

output is low on downstroke and/or

on both strokes

Piston packings worn or damaged.

Intake valve ball check not seating

properly.

Suction tube air leak

Tighten packing nut or replace pack-

ings. See manual 309277.

Service intake valve ball check. See

manual 309277.

Tighten suction tube

Paint leaks and runs over side of wet-cup

Loose wet-cup

Throat packings worn or damaged

Tighten packing nut enough to stop leakage

Replace packings. See manual 309277

Excessive leakage around hydraulic

motor piston rod wiper

Piston rod seal worn or damaged Replace these parts

Fluid delivery is low

Pressure setting too low

Displacement pump outlet filter (if used)

is dirty or clogged

Intake line to pump inlet is not tight

Hydraulic motor is worn or damaged

Large pressure drop in fluid hose

Increase pressure. See manual 310765.

Clean filter

Tighten

Bring sprayer to Graco distributor for repair

Use larger diameter or shorter hose

The sprayer overheats

Paint buildup on hydraulic components

Oil level is low

Clean

Fill with oil. See page 6.

Spitting from gun Air in fluid pump or hose

Loose intake suction

Fluid supply is low or empty

Check for loose connections on siphon

assembly, tighten, then reprime pump

Tighten

Refill supply container

Excessive hydraulic pump noise Low hydraulic fluid level

Shut off sprayer. Add fluid*. See page 6.

*Check hydraulic fluid level often. Do not allow it to become too low. Use only Graco approved hydraulic fluid, page 6.

Hydraulic Pump

8 310778N

Hydraulic Pump

Removal

Let hydraulic system cool before beginning service.

1. Place drip pan or rags under sprayer to catch hydraulic oil

that leaks out during repair.

2. Remove drain plug (40) and oil filter (47) and allow

hydraulic oil to drain.

3. Fig. 2. Disconnect suction tube (114).

4. Disconnect paint pump (111), page 15.

5. Remove screw (172), nut (173) and belt guard (117).

6. Raise motor and remove belt (44).

7. Remove two set screws (133) and fan pulley (96).

8. Remove case drain tube (97).

9. Remove elbow (22).

10. Remove tube (94) from elbow (37). Remove elbow (37)

from hydraulic pump (98).

11. Remove eight screws (27) reservoir cover (68) filter

assembly (46) and gasket (62).

12. Remove four screws (5) and hydraulic pump (98) from

reservoir cover (68).

Installation

1. Install hydraulic pump (98) to reservoir cover (68) with four

screws (5); torque 100 in-lb (11 N·m).

2. Install gasket (62) and reservoir cover (68) with eight

screws (27); torque 90 in-lb (10 N·m).

3. Install elbow (37) in hydraulic pump (98). Install elbow (37)

in tube (94). Torque to 15 ft-lb (20.3 N·m).

4. Install elbow (22); torque to 15 ft-lb (20.3 N·m).

5. Install case drain tube (97); torque to 25 ft-lb (33.9 N·m).

6. Install fan pulley (96) with two set screws (133).

7. Raise motor and install belt (44).

8. Install belt guard (117) with screw (172) and nut (173).

9. Connect paint pump (111), page 15.

10. Fig. 2. Connect suction tube (114).

11. Install drain plug (40); torque to 110 in-lb (12.4 N·m).

Install oil filter (47); tighten 3/4 turn after gasket contacts

base. Fill hydraulic pump with Graco hydraulic oil, page 6,

through elbow (22) port until full. Fill reservoir with

remaining hydraulic oil.

12. Start up and allow pump to operate at low pressure for

approximately 5 minutes to purge all air.

13. Check oil hydraulic oil and top off, if required.

WARNING

Relieve pressure; page 6.

310778N 9

FIG. 2

ti5406a

111

114

133

117

172

173

Fan Belt

10 310778N

Fan Belt

Removal

1. Fig. 3. Loosen belt guard knob (55).

2. Rotate belt guard (117) up.

3. Lift engine (119) up to remove tension on belt (44).

4. Remove belt from pulley (43) and fan pulley (96).

Installation

1. Thread belt (44) around drive pulley (43) and fan pulley

(96).

2. Let engine (119) down to put tension on belt.

3. Rotate belt guard (117) down.

4. Tighten belt guard knob (55).

FIG. 3

WARNING

Relieve pressure; page 6.

119

117

ti5411a

Engine

310778N 11

Engine

Removal

NOTE: All service to the engine must be performed by

an authorized HONDA dealer.

1. Do Fan Belt, Removal; page 10.

2. Fig. 4. Loosen motor knob (55). Swing motor retainer

bracket (105) out.

3. Remove engine (119) and rocker plate (99) from sprayer.

4. Remove four screws (23), washers (7) and nuts (24) and

remove rocker plate (99), dampeners (153) and washers

(154) from engine (119).

Installation

1. Install rocker plate (99), dampeners (153) and washers

(154) on engine (119) with four screws (23), washers (7)

and nuts (24); torque to 125 in-lb (14.1 N·m).

2. Install engine and rocker plate (99) on sprayer.

3. Swing motor retainer bracket (105) in. Tighten motor knob

(55).

4. Do Fan Belt, Installation; page 10.

FIG. 4

WARNING

Relieve pressure; page 6.

ti5407a

154

153

119

105

Hydraulic Motor Rebuild

12 310778N

Hydraulic Motor Rebuild

Removal

1. Place drip pan or rags under sprayer to catch hydraulic oil

that leaks out during repair.

2. Remove pump pin (92) and retainer clip (120), page 15.

3. Fig. 5. Remove hydraulic lines (93, 95) from fittings (16) at

top left and right side of hydraulic motor.

4. Loosen jam nut (65).

5. Unscrew and remove hydraulic motor cap (64).

6. Slide piston rod/hydraulic motor cap assembly (A) from

hydraulic motor cylinder.

7. Remove yoke (78).

a. Fig. 5. Clamp hydraulic motor cap in vise with

hydraulic motor piston rod facing up.

b. Use shortened Allen wrench to remove two screws

(13) from spring retainer (83). Remove yoke, spring

retainer, piston and trip rod assembly from hydraulic

motor cap.

c. Cover spring retainer (83) with a rag to contain detent

spring (20) and balls (8) when they are removed from

yoke. Remove detent balls and spring. Remove

spring retainer.

d. Put yoke in vise and remove piston rod assembly

from yoke.

Installation

1. Fig. 5. Put hydraulic motor cap (64) in vise.

2. Install yoke, spring retainer, piston and trip rod assembly

in hydraulic motor cap. Use shortened Allen wrench to

install two screws (13) in spring retainer to secure piston

rod assembly to hydraulic motor cap.

3. Slide piston rod assembly (A) into hydraulic motor

cylinder (67).

4. Screw down hydraulic motor cap (64). Unscrew hydraulic

motor cap until inlet and outlet align with hydraulic line

fittings and test hole in hydraulic motor cap points toward

belt guard (117).

5. Torque jam nut (65) against hydraulic motor cap (64) to

150 ft-lb (17 N·m).

6. Fig. 5. Install hydraulic lines (93, 95) to fittings (16) to top

left and right side of hydraulic motor; torque to 40 ft-lb

(54.2 N·m).

7. Pull start rope slowly to align pin holes of hydraulic motor

and displacement pump (111). Connect with pump pin

(92); install retainer clip (120), page 15.

8. Start engine and operate pump for 30 seconds. Turn

engine OFF. Check hydraulic oil level and fill with Graco

hydraulic oil, page 6.

WARNING

Relieve pressure; page 6.

WARNING

FLYING PARTS HAZARD

Detent spring has high energy potential. If detent

spring is released without due care detent spring and

balls could fly into the eyes of the disassembler. Wear

safety glasses when removing or installing detent

spring and balls. Failure to wear safety glasses when

removing detent spring could result in eye injury or

blindness.

WARNING

FLYING PARTS HAZARD

Detent spring has high energy potential. If detent

spring is released without due care detent spring and

balls could fly into the eyes of the disassembler. Wear

safety glasses when removing or installing detent

spring and balls. Failure to wear safety glasses when

removing detent spring could result in eye injury or

blindness.

310778N 13

FIG. 5

5.c.

5.b.

5.a.

test hole

ti5412a

Hydraulic Oil/Filter Change

14 310778N

Hydraulic Oil/Filter Change

Removal

1. Fig. 6. Place drip pan or rags under sprayer to catch

hydraulic oil that drains out.

2. Remove drain plug (40). Allow hydraulic oil to drain.

3. Unscrew filter (47) slowly - oil runs into groove and drains

out rear.

Installation

1. Install drain plug (40) and oil filter (47). Tighten oil filter 3/4

turn after gasket contacts base.

2. Fill with five quarts of Graco hydraulic oil 169236 (5

gallon/20 liter) or 207428 (1 gallon/3.8 liter).

3. Check oil level.

FIG. 6

WARNING

Relieve pressure; page 6.

ti2271a

Displacement Pump

310778N 15

Displacement Pump

See manual 309277 for pump repair instructions

Removal

1. Flush pump.

1. Fig. 7. Remove suction tube (114) and paint hose (63)

(remove at swivel end).

FIG. 7

2. Fig. 8. Push retaining spring up; push out pin (92).

FIG. 8

3. Fig. 9. Loosen jam nut. Unscrew pump.

FIG. 9

Installation

1. Fig. 10. Screw jam nut to bottom of pump threads. Screw

pump completely into manifold. Unscrew pump from

manifold until pump outlet aligns with hose. Hand tighten

jam nut, then tap 1/8 to 1/4 turn with hammer or torque to

200 ft-lb (270 N·m).

FIG. 10

2. Fig. 11. Slowly pull engine starter rope until pump rod pin

hole is aligned with hydraulic rod hole. Fig. 8. Push pin

(92) into hole. Push retaining spring (120) into groove.

FIG. 11

3. Fig. 12. Fill packing nut with Graco TSL.

FIG. 12

WARNING

Relieve pressure; page 6.

ti2272a

114

120

ti2272b

ti2272c

WARNING

If pin works loose, parts could break off and project

through the air and result in serious injury or property

damage. Make sure pin is properly installed.

CAUTION

If the pump jam nut loosens during operation, the

threads of the bearing housing and drive train will be

damaged. Tighten jam nut as specified.

ti2272d

ti2272e

ti2272f

Parts

16 310778N

Parts

Parts Drawing - GH 200, GH 230, GH 300, EH 200 Sprayers

ti5408c

113

167

166

165

164

103

122

121

112

100

116

132

174

108

150f150g

150a

150b

150c

150d

150e

Parts

310778N 17

Parts List - GH 200, GH 230, GH 300, EH 200 Sprayers

▲ Replacement Danger and Warning labels, tags, and

cards are available at no cost

# Included in Manifold Kit 287285

* Included in Drain Valve Kit 245103

Ref.

No. Part No. Description Qty.

6 100016 WASHER, lock 12

9 100084 BALL, metallic 1

19 108068 PIN, spring straight 2

27 112166 SCREW, cap, sch 12

35 112827 BUTTON, snap 2

39 119408 WHEEL, pneumatic 2

47 246173 FILTER, oil, spin on 1

48 116923 SCREW, hex head 4

49 116967 SPRING, compression 1

54 111841 WASHER, plain 5/8 2

70 15B563 CLIP, retainer 2

75 183350 WASHER 2

79▲ 189246 LABEL, warning 1

81 192027 SLEEVE, cart 2

91▲ 194317 LABEL, Danger, English 1

100 198841 RETAINER, ball, press bypass 1

103 246169 HOSE, drain 1

108 101754 PLUG 1

112 248818 HANDLE, cart 1

113 15E599 HOUSING, filter 1

116 248815 CART, frame, GH 1

121 116756 FITTING, elbow, street 45 deg 1

122 162485 NIPPLE, adapter 2

132 109032 SCREW, mach, pnh 4

150 245103 DRAIN VALVE

150a* 193710 SEAL, seat, valve 1

150b* 193709 SEAT, valve 1

150c* 114797 GASKET, 1

150d* VALVE ASSEMBLY 1

150e* 114708 SPRING, compression 1

150f* 15G563 HANDLE, valve cap 1

150g* 116424 NUT, cap 1

164# 117285 O-RING 1

165# 15C766 TUBE, diffusion 1

166 244067 FILTER, fluid, 60 mesh, black 1

167# 15C765 CAP, filter 1

174 110966 NUT 2

Ref.

No. Part No. Description Qty.

Parts Drawing - GH 200, GH 230, GH 300, EH 200 Sprayers

18 310778N

Parts Drawing - GH 200, GH 230, GH 300, EH 200 Sprayers

ti5409a

102

105

155

109

172

173

170

115

117

148

140

154

153

106

133

126

119

101

139

175

176

177

GH 300

Parts Drawing - GH 200, GH 230, GH 300, EH 200 Sprayers

310778N 19

Parts List - GH 200, GH 230, GH 300, EH 200 Sprayers

▲ Danger and Warning labels, are available at no cost

Ref.

No. Part No. Description Qty.

5 117471 SCREW, 1/4-20 flat head mach 4

6 100016 WASHER, lock 12

7 WASHER, flat

100023 GH 200, GH 230, EH 200 4

100132 GH 300 4

10 117560 SCREW, set, socket head 1

17 107188 O-RING 4

22 110792 ELBOW, male, 90 deg 1

23 SCREW, cap, hex hd

113664 GH 200, GH 230, EH 200 4

106212 GH 300 4

24 NUT, lock

110838 GH 200, GH 230, EH 200 4

101566

GH 300

27 112166 SCREW, cap, sch 12

30 SCREW, cap, hex hd

108842 GH 200, GH 230 1

116645 GH 300 1

34 WASHER

112717 GH 200, GH 230, EH 200 1

119438 GH 300 1

37 116793 FITTING, elbow, hydraulic 1

40 116754 PLUG, hex head, hydraulic 1

43 PULLEY, 5.50 in. dia.

248978 GH 200, GH 230; includes 106, 133 1

119401 GH 300 1

15E588 EH 200 1

44 BELT, V, gripnotch

119433 GH 200, GH 230, EH 200 ax41 in 1

119432 GH 300, ax44 in. 1

45 116915 CAP, breather filler 1

46 116919 FILTER, hydraulic, suction 1

51 117284 GRILL, fan guard 1

52 15B438 KNOB, pressure 1

55 15D862 NUT, hand 2

56 154594 O-RING 2

58 156401 O-RING 1

62 246172 GASKET, reservoir 1

68 15E457 COVER, reservoir 1

69 15E342 TANK, reservoir 1

88▲ 194126 LABEL, warning 1

96 15E410 PULLEY, fan 1

97 246167 TUBE, hydraulic, case drain 1

includes 56

98 PUMP, hydraulic

246178 GH 200 1

249003 GH 300, GH 230, EH 200 1

99 BRACKET, engine mount

15F157 GH 200, GH 230 1

15E583 GH 300 1

15E585 EH 200 1

101 LABEL, brand

15E674 GH 200 1

15E677 GH 230 1

15E679 GH 300 1

15E681 EH 200 1

102 15E587 TUBE, suction 1

105 15E476 BRACKET, retainer, motor 1

106 SPACER, shaft, engine

248978 GH 200, GH 230; includes 43, 133 1

15E586 GH 300 1

15B314 EH 200 1

109 237686 WIRE, ground assembly w/clamp 1

115 248976 RAIL, belt guard, assembly 1

includes 55, 170, 172, 173

117 248973 GUARD, belt, assembly, painted 1

includes 51, 139, 148

119 ENGINE

includes 7, 23, 24, 26, 30, 34, 99,

106, 33, 153, 154

248943 ENGINE, GX160K1QX2, 5.5 HP 1

248944 ENGINE, GX200QX2, 6.5 HP 1

248945 ENGINE, GX270QA2, 9.0 HP 1

248946

MOTOR, electric; see Manual 310812

119 ENGINE without kit parts

802264 ENGINE, GX160K1QX2, 5.5 HP 1

116298 ENGINE, GX200QX2, 6.5 HP 1

803900 ENGINE, GX270QA2, 9.0 HP 1

126 KEY, square, 3/16 x 1.25

117632 GH 200, GH 230, EH 200 1

119484 GH 300 1

133 100002 SCREW, set, sch 3

139▲ 198492 LABEL, warning 1

140 15A464 LABEL, control 1

148 115477 SCREW, mach., torx pan hd 4

153 DAMPENER, motor mount

15E888 GH 200, GH 230 4

195515 GH 300 4

154 108851 WASHER, plain 8

155 198585 LABEL, hydraulic fluid, GH 1

170 102040 NUT, lock, hex 1

172 119434 SCREW, shoulder, socket head 1

173 116969 NUT, lock 1

175 15E764 SPACER, shaft, engine, GH 300 1

176 15E973 GUARD, shield, engine, GH 300 1

177 C20010 SCREW, cap, socket 2

Ref.

No. Part No. Description Qty.

Parts Drawing - GH 200, GH 230, GH 300, EH 200 Sprayers

20 310778N

Parts Drawing - GH 200, GH 230, GH 300, EH 200 Sprayers

129

127

111

120

122

114

123

110

103

114

107

124

ti5410d

171

143

180

182

181

Ref 37

157

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Graco Inc. 310778N User manual

Brand: Graco Inc.

Model: 310778N

Category: Paint Sprayer

Type: User manual

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Graco Inc. 310778N User manual

Graco Inc. 310778N User manual

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